Learn what temperature room temperature is in Celsius and Fahrenheit. See how room temperature differs at home versus the lab.| Science Notes and Projects
Learn about valence electrons. Get the definition and a periodic table showing the number of valence electrons for each element.| Science Notes and Projects
Find the perfect free printable periodic table for any need. Download printable periodic tables as PNG or PDF. Many styles are available.| Science Notes and Projects
Learn the difference between a real gas and an ideal gas. See the conditions under which real gases approximate the ideal gas law.| Science Notes and Projects
Get oganesson facts. Learn about the history, properties, uses, and sources of element 118 or element symbol Og.| Science Notes and Projects
Helium is the second element of the periodic table. These helium facts contain general information, history and chemical and physical data.| Science Notes and Projects
Get the definition of electronegativity in chemistry. Learn about the trend of electronegativity on the periodic table of the elements.| Science Notes and Projects
Get the definition of a gas in science. See examples of gases including elements, mixtures, and gases in everyday life.| Science Notes and Projects
The atom is the unit of matter that identifies a chemical element. Here are 10 interesting atom facts for education and entertainment.| Science Notes and Projects